Smitten 3D, The Simple Carnival New Simple Carnival video: The Problem with Friends Post By Jeff Boller January 17, 2016 No Comments Finally! Here’s the newest Simple Carnival music video, The Problem with Friends. The Simple Carnival - The Problem with Friends (2D and 3D versions)Watch this video on YouTube Heidi Engel provided background vocals and appears in the video. Chris Belin played the drum kit. I played everything else and created the video.